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Viewing changes to bzrlib/tests/test_clean_tree.py

  • Committer: John Arbash Meinel
  • Author(s): Mark Hammond
  • Date: 2008-09-09 17:02:21 UTC
  • mto: This revision was merged to the branch mainline in revision 3697.
  • Revision ID: john@arbash-meinel.com-20080909170221-svim3jw2mrz0amp3
An updated transparent icon for bzr.

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bzrlib/tests/test_clean_tree.py
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# Copyright (C) 2009, 2010, 2011 Canonical Ltd
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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import errno
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import os
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import shutil
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import sys
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from bzrlib import tests, ui
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from bzrlib.controldir import (
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    ControlDir,
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    )
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from bzrlib.clean_tree import (
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    clean_tree,
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    iter_deletables,
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    )
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from bzrlib.osutils import (
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    has_symlinks,
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    )
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from bzrlib.tests import (
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    TestCaseInTempDir,
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    )
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class TestCleanTree(TestCaseInTempDir):
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    def test_symlinks(self):
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        if has_symlinks() is False:
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            return
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        os.mkdir('branch')
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        ControlDir.create_standalone_workingtree('branch')
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        os.symlink(os.path.realpath('no-die-please'), 'branch/die-please')
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        os.mkdir('no-die-please')
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        self.assertPathExists('branch/die-please')
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        os.mkdir('no-die-please/child')
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        clean_tree('branch', unknown=True, no_prompt=True)
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        self.assertPathExists('no-die-please')
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        self.assertPathExists('no-die-please/child')
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    def test_iter_deletable(self):
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        """Files are selected for deletion appropriately"""
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        os.mkdir('branch')
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        tree = ControlDir.create_standalone_workingtree('branch')
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        transport = tree.bzrdir.root_transport
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        transport.put_bytes('.bzrignore', '*~\n*.pyc\n.bzrignore\n')
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        transport.put_bytes('file.BASE', 'contents')
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        tree.lock_write()
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        try:
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            self.assertEqual(len(list(iter_deletables(tree, unknown=True))), 1)
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            transport.put_bytes('file', 'contents')
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            transport.put_bytes('file~', 'contents')
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            transport.put_bytes('file.pyc', 'contents')
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            dels = sorted([r for a,r in iter_deletables(tree, unknown=True)])
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            self.assertEqual(['file', 'file.BASE'], dels)
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            dels = [r for a,r in iter_deletables(tree, detritus=True)]
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            self.assertEqual(sorted(['file~', 'file.BASE']), dels)
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            dels = [r for a,r in iter_deletables(tree, ignored=True)]
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            self.assertEqual(sorted(['file~', 'file.pyc', '.bzrignore']),
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                             dels)
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            dels = [r for a,r in iter_deletables(tree, unknown=False)]
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            self.assertEqual([], dels)
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        finally:
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            tree.unlock()
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    def test_delete_items_warnings(self):
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        """Ensure delete_items issues warnings on EACCES. (bug #430785)
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        """
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        def _dummy_unlink(path):
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            """unlink() files other than files named '0foo'.
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            """
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            if path.endswith('0foo'):
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                # Simulate 'permission denied' error.
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                # This should show up as a warning for the
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                # user.
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                e = OSError()
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                e.errno = errno.EACCES
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                raise e
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        def _dummy_rmtree(path, ignore_errors=False, onerror=None):
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            """Call user supplied error handler onerror.
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            """
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            # Indicate failure in removing 'path' if path is subdir0
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            # We later check to ensure that this is indicated
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            # to the user as a warning. We raise OSError to construct
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            # proper excinfo that needs to be passed to onerror
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            try:
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                raise OSError
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            except OSError, e:
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                e.errno = errno.EACCES
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                excinfo = sys.exc_info()
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                function = os.remove
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                if 'subdir0' not in path:
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                    # onerror should show warning only for os.remove
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                    # error. For any other failures the error should
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                    # be shown to the user.
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                    function = os.listdir
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                onerror(function=function,
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                    path=path, excinfo=excinfo)
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        self.overrideAttr(os, 'unlink', _dummy_unlink)
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        self.overrideAttr(shutil, 'rmtree', _dummy_rmtree)
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        stdout = tests.StringIOWrapper()
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        stderr = tests.StringIOWrapper()
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        ui.ui_factory = tests.TestUIFactory(stdout=stdout, stderr=stderr)
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        ControlDir.create_standalone_workingtree('.')
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        self.build_tree(['0foo', '1bar', '2baz', 'subdir0/'])
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        clean_tree('.', unknown=True, no_prompt=True)
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        self.assertContainsRe(stderr.getvalue(),
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            'bzr: warning: unable to remove.*0foo')
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        self.assertContainsRe(stderr.getvalue(),
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            'bzr: warning: unable to remove.*subdir0')
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        # Ensure that error other than EACCES during os.remove are
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        # not turned into warnings.
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        self.build_tree(['subdir1/'])
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        self.assertRaises(OSError, clean_tree, '.',
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            unknown=True, no_prompt=True)
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